About the Authors

Lin Wang

Affiliations Research Center for Medicinal Biotechnology, Shandong Academy of Medical Sciences, Jinan, Shandong, P. R. China, Department of Pathology, Medical School of Shandong University, Jinan, Shandong, P. R. China

Yabing Zheng

Affiliation Medical Research Center of Shandong Provincial Qianfoshan Hospital, Shandong University, Jinan, Shandong, P. R. China

Hengwei Xu

Affiliation Department of Pharmacy, Shandong Tumor Hospital, Jinan, Shandong, P. R. China

Xinfeng Yan

Affiliation Medical Research Center of Shandong Provincial Qianfoshan Hospital, Shandong University, Jinan, Shandong, P. R. China

Xiaotian Chang

changxt@126.com

Affiliation Medical Research Center of Shandong Provincial Qianfoshan Hospital, Shandong University, Jinan, Shandong, P. R. China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Designed and executed the study and prepared the manuscript: XC. Collected synovial samples: XY. Performed the experiments: LW YZ HX. Analyzed the data: XC LW. Wrote the paper: XC.